Technical Note

BU7251G,BU7251SG, BU7231G,BU7231SG,

BU7252F/FVM,BU7252S F/FVM,BU7232F/FVM,BU7232S F/FVM

9/18

-10.0

-7.5

-5.0

-2.5

0.0

2.5

5.0

7.5

10.0

12

34

5

6

SUPPLY VOLTAGE [V]

60

80

100

120

140

160

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

○

BU7231 series

(*) The above date is ability value of sample, it is not guaranteed. BU7231G：-40[℃] to+85[℃] BU7231SG：-40[℃] to+105[℃]

-40℃

25℃

85℃

105℃

BU7231 family

Input Offset Voltage – Supply Voltage

(Vicm=VDD, Vout=0.1[V])

0

1

2

3

4

5

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

5.5V

1.8V

3.0V

Propagation Delay L-H

– Ambient Temperature

BU7231 family

0.0

0.3

0.6

0.9

1.2

1.5

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

5.5V

1.8V

3.0V

BU7231 family

Propagation Delay H-L– Ambient Temperature

60

80

100

120

140

160

12

3

4

56

SUPPLY VOLTAGE [V]

-40℃

25℃

85℃

105℃

BU7231 family

Large Signal Voltage Gain – Supply Voltage

0

20

40

60

80

100

120

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

BU7231 family

Power Supply Rejection Ratio

– Ambient Temperature

0

20

40

60

80

100

120

1

2

34

56

SUPPLY VOLTAGE [V]

-40℃

25℃

85℃

105℃

BU7231 family

Common Mode Rejection Ratio

-15

-10

-5

0

5

10

15

-1

01

23

4

INPUT VOLTAGE [V]

-40℃

25℃

85℃

105℃

BU7231 family

Input Offset Voltage – Input Voltage

(VDD=3[V])

3.0V

5.5V

1.8V

BU7231 family

Large Signal Voltage Gain

– Ambient Temperature

0

20

40

60

80

100

120

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

5.5V

1.8V

3.0V

BU7231 family

Common Mode Rejection Ratio

-10.0

-7.5

-5.0

-2.5

0.0

2.5

5.0

7.5

10.0

-60

-30

0

30

60

90

120

AMBIENT TEMPERATURE [℃]

BU7231 family

5.5V

1.8V

3.0V

Input Offset Voltage – Ambient Temperature

(Vicm=VDD, Vout=0.1[V])

Fig. 57

Fig. 58

Fig. 59

Fig. 60

Fig. 61

Fig. 62

Fig. 63

Fig. 64

Fig. 65

Fig. 66